syn: move dont_use processing to yosys #1813
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This will have to wait for 0.39 to be release and for us to qualify it in ORFS (so far not a trivial process each time). |
gadfort
reviewed
Feb 20, 2024
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Waiting on #1848 |
merged |
* Use new dont_use flag for dfflibmap * Remove dont_use preprocessing from markDontUse.py * Rename markDontUse.py to preprocessLib.py Signed-off-by: Austin Rovinski <[email protected]>
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@maliberty @vvbandeira ready for review. I rebased on master. |
maliberty
approved these changes
Mar 17, 2024
| exec $::env(UTILS_DIR)/markDontUse.py -p $::env(DONT_USE_CELLS) -i $f -o "../../[file tail $f]-mod.lib" | ||
| exec $::env(UTILS_DIR)/preprocessLib.py -i $f -o "../../[file tail $f]-mod.lib" |
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@gadfort FYI for the regular SC flow
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@maliberty thanks. I already switched over to it.
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dont_useflag fordfflibmapdont_usepreprocessing frommarkDontUse.pymarkDontUse.pytopreprocessLib.pyThis change requires a sync from upstream yosys. Support was added in YosysHQ/yosys#4219; it should be upstream next month in yosys 0.39. Alternatively, we could update yosys immediately.